Home / 154,463.28-213,049.25-141,757.49

Finding the Fourth Proportional to 154,463.28, 213,049.25 and 141,757.49

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Solution

The fourth proportional to 154,463.28, 213,049.25 and 141,757.49 is: 195,524.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,463.28 : 213,049.25 = 141,757.49 : x
  2. Step 2: Convert to fraction form
    154,463.28/213,049.25 = 141,757.49/x
  3. Step 3: Cross multiply
    154,463.28x = 213,049.25 × 141,757.49
  4. Step 4: Simplify right side
    154,463.28x = 30,201,326,482.87
  5. Step 5: Solve for x
    x = 30,201,326,482.87/154,463.28
  6. Step 6: Final answer
    x = 195,524.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.